What's new in Desktop Video 10.4•Adds support for output of 2160p60 via Dual Link 6G-SDI on DeckLink 4K Extreme and UltraStudio 4K•Adds support for output of 2160p60 via HDMI on DeckLink 4K Extreme and UltraStudio 4K•Adds support for 2K DCI 12-bit RGB 4:4:4 on DeckLink 4K Extreme and UltraStudio 4K•Adds support for SDI Level A on all 4K Desktop Video products•New Blackmagic Desktop Video utility with dynamic realtime display of video standards on input and output•New Media Express that automatically detects video input and creates a project based on that standard•Fix for bug where SDI embedded audio is sometimes not printed to tape on certain decks•Fix for bug in SD keying on DeckLink Studio 4K•General performance and stability improvements for all models.